HCW "A"

Oil // district 3 // lease#22802

op: ATASCA RESOURCES, INC.

cum_oil

2k BBL

cum_gas

0 MCF

wells

1

production

1995-11 — 2000-05

peak_month

1996-04

-- production_history

cum_oil: 1,516 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

191 BBL/mo

Di (annual)

739.7%

b-factor

1.3

EUR

3,270 BBL

R-squared

0.539

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6GRAHAM, KEITH D.18,6001980-09-02
EOF // multi-state drilling data platform // 2026